MEDIAN FLOW RATE · 1 DAY
1,180cfs 28.4% vs avg
Optimal band: 1,020–1,380 cfs
PERIOD HIGH
1,340cfs
PERIOD LOW
1,100cfs
RUNNABLE
100%
last 1 day in band
Gauge Height
9.14ft
Precipitation History
Your History · GRAND RIVER AT IONIA, MI
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Station Location
42.9720, -85.0692Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 22:45 UTC
Site #04116000·USGS
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